"So" = extremely: I feel *so* tired, I could sleep for a week.
"Too" = excessively: I am *too* tired to even think about sleeping.
"Too" = excessively: I am *too* tired to even think about sleeping.
After CAN, COULD, WILL, WOULD,SHALL,SHOULD, MAY, MIGHT (and their negatives) use the base form of the verb:
➖ He CAN *swim* (not “swims”).
➖ He COULD *swim* (not “swims or swam”).
➖ He CAN *swim* (not “swims”).
➖ He COULD *swim* (not “swims or swam”).
ENVELOP (v.) = surround, enclose: Fog *enveloped* the town.
ENVELOPE (n.) = flat container for a letter: He hates licking 👅 *envelopes*. ✉️
ENVELOPE (n.) = flat container for a letter: He hates licking 👅 *envelopes*. ✉️